10 Best Gen Generators 2026 in the United States
#1
Winner
DuroMax XP12000HX 12,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
The DuroMax XP12000HX is a versatile 12,000-watt generator that can power your entire home during outages. It runs on both gasoline and propane, offering flexibility and fuel efficiency. The 457cc OHV engine with all copper windings ensures durability. With a variety of outlets, including a transfer switch-ready 50 amp outlet, it suits both residential and commercial needs.
Rating
10.0
Chosen by1,443
Power Output (Wattage)
Start Type
Most important from
605 reviews
#2
GENMAX Portable Generator，5500W Ultra-Quiet Gas Engine, EPA Compliant, Eco-Mode Feature, Ultra Lightweight for Backup Home Use & Camping (GM5500i)
The GENMAX Portable Generator (GM5500i) is a versatile option for those needing backup power for home use or camping. It provides a robust power output with 5000 running watts and 5500 peak watts, which is sufficient for running high voltage appliances and heavy-duty tools. This generator runs on gas and has a 3.9-gallon fuel tank, offering up to 10 hours of run time, making it reliable for extended use during outages or outdoor trips.
Rating
8.5
Power Output (Wattage)
Fuel Type
Run Time
Most important from
169 reviews
#3
GENMAX Portable Inverter Generator, 9000W Super QuietDual Fuel Portable Engine with Parallel Capability, Remote/Electric Start, Ideal for Home backup power.EPA Compliant (GM9000iED)
The GENMAX Portable Generator GM9000iED is a strong choice if you need a reliable power source for home backup, job sites, or outdoor activities like camping. Its 9000 peak watts and 7600 running watts provide ample power for most household or work needs. A key strength is its dual fuel capability, running on either gas or propane, which offers flexibility depending on your fuel availability and preferences.
Rating
8.2
Power Output (Wattage)
Fuel Type
Run Time
Most important from
130 reviews
Top 10 Best Gen Generators 2026 in the United States
#1
Winner
DuroMax XP12000HX 12,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
DuroMax XP12000HX 12,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
Power Output (Wattage): 12000
Fuel Type: GASOLINE / PROPANE
Portability: Portable
Start Type: electric start
Outlets and Connectivity: variety of outlets, 50 amp outlet
Chosen by 1443 this week
GENMAX Portable Generator，5500W Ultra-Quiet Gas Engine, EPA Compliant, Eco-Mode Feature, Ultra Lightweight for Backup Home Use & Camping (GM5500i)
GENMAX Portable Generator，5500W Ultra-Quiet Gas Engine, EPA Compliant, Eco-Mode Feature, Ultra Lightweight for Backup Home Use & Camping (GM5500i)
Power Output (Wattage): 5000 running, 5500 peak watts
Fuel Type: Gas
Run Time: 10 hours
Portability: Telescoping handle
Noise Level: 60 decibels
Start Type: Manual and electric start
Outlets and Connectivity: Multiple outlets, TT-30R RV outlet
GENMAX Portable Inverter Generator, 9000W Super QuietDual Fuel Portable Engine with Parallel Capability, Remote/Electric Start, Ideal for Home backup power.EPA Compliant (GM9000iED)
GENMAX Portable Inverter Generator, 9000W Super QuietDual Fuel Portable Engine with Parallel Capability, Remote/Electric Start, Ideal for Home backup power.EPA Compliant (GM9000iED)
Power Output (Wattage): 9000W peak, 7600W running
Fuel Type: Dual Fuel
Portability: 280 lbs, wheels, steel handle
Noise Level: 62 decibels
Start Type: Electric start, remote key fob
Outlets and Connectivity: 5 outlets, 120V/240V, parallel
Westinghouse 5000 Peak Watt Super Quiet Portable Inverter Generator, Remote Electric Start with Auto Choke, Wheel & Handle Kit, RV Ready, Gas Powered, Parallel Capable
Westinghouse 5000 Peak Watt Super Quiet Portable Inverter Generator, Remote Electric Start with Auto Choke, Wheel & Handle Kit, RV Ready, Gas Powered, Parallel Capable
Power Output (Wattage): 5000 starting, 3900 running watts
Fuel Type: Gasoline
Run Time: 18 hours on full 3.4-gallon tank
Portability: Telescoping handle, wheels, 119 pounds
Noise Level: 52 decibels
Start Type: Electric start with remote key fob
Outlets and Connectivity: 5 outlets: household, RV, USB ports
WEN DF451i Super Quiet 4500-Watt Electric Start Dual Fuel RV-Ready Portable Inverter Generator with Fuel Shut-Off
WEN DF451i Super Quiet 4500-Watt Electric Start Dual Fuel RV-Ready Portable Inverter Generator with Fuel Shut-Off
Power Output (Wattage): 4500W starting, 3150W running
Fuel Type: Gasoline, Propane
Run Time: 9 hours
Portability: Wheels, handle, 100 pounds
Noise Level: 58 dBA at quarter load
Start Type: Keyless electric, backup recoil
Outlets and Connectivity: Two 120V, one RV, 12V, USB
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Generac Guardian 14kW Home Standby Generator with 100 Amp Transfer Switch - Automatic Whole House Backup Power for Storms, Emergencies, and Outages, WiFi Enabled, Runs on Natural Gas or Liquid Propane
Generac Guardian 14kW Home Standby Generator with 100 Amp Transfer Switch - Automatic Whole House Backup Power for Storms, Emergencies, and Outages, WiFi Enabled, Runs on Natural Gas or Liquid Propane
Power Output (Wattage): 14000 Watts
Fuel Type: Natural Gas or LP Gas
Portability: Not portable
Start Type: Electronic
Outlets and Connectivity: 16 outlets, Wi-Fi connectivity
DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Backup Power, Transfer Switch Ready, RV & Emergency Ready
DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator - Gas & Propane, Electric Start, Whole Home Backup Power, Transfer Switch Ready, RV & Emergency Ready
Power Output (Wattage): 13000W starting, 10500W running
Fuel Type: GASOLINE / PROPANE
Portability: Portable, no-flat tires, foldable handle
Start Type: Electric Start
Outlets and Connectivity: Variety of outlets, transfer switch-ready
WEN 11,000-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric Start (DF1100T)
WEN 11,000-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric Start (DF1100T)
Power Output (Wattage): 11000W surge, 8300W running
Fuel Type: Dual Fuel: Gasoline and Propane
Run Time: 8 hours
Portability: 214 lbs, includes wheel kit
Start Type: electric start
Outlets and Connectivity: 4x120V GFCI, 30A, 50A, 12V DC
WEN 3600-Watt Portable Inverter Generator, RV-Ready, Quiet and Lightweight with Fuel Shut Off (56360i)
WEN 3600-Watt Portable Inverter Generator, RV-Ready, Quiet and Lightweight with Fuel Shut Off (56360i)
Power Output (Wattage): 3600W surge, 2900W running
Fuel Type: Gasoline
Portability: 46 pounds
Start Type: Recoil start
Outlets and Connectivity: Two 120V, RV, 12V DC, USB
#10
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Buying Guide for the Best Gen Generators
Choosing the right generator can be a crucial decision, especially if you need reliable backup power for your home, business, or outdoor activities. The key to finding the best generator for your needs is understanding the various specifications and how they align with your specific requirements. Here are some important specs to consider when selecting a generator, along with explanations to help you make an informed decision.Power Output (Wattage)Power output, measured in watts (W), indicates how much electricity the generator can produce. This is important because it determines what and how many devices you can power simultaneously. Generators typically range from small portable units with 1,000-2,000 watts, suitable for camping or small appliances, to large standby generators with 10,000 watts or more, capable of powering an entire home. To choose the right power output, list the devices you need to run and their wattage requirements, then select a generator that can handle the total load.
Fuel TypeGenerators can run on various fuels, including gasoline, diesel, propane, and natural gas. The fuel type affects the generator's efficiency, cost of operation, and convenience. Gasoline generators are common and easy to refuel but may not be as efficient for long-term use. Diesel generators are more fuel-efficient and durable but can be noisier. Propane and natural gas generators offer cleaner burning and longer shelf life for the fuel but may require more complex installation. Choose a fuel type based on availability, cost, and your specific needs.
Run TimeRun time refers to how long a generator can operate on a full tank of fuel. This is important for ensuring continuous power during outages or extended use. Run times can vary widely, from a few hours to over 24 hours, depending on the generator's size and fuel efficiency. If you need a generator for long-term use, such as during a prolonged power outage, look for models with longer run times. For occasional or short-term use, a shorter run time may be sufficient.
PortabilityPortability is a key factor if you need to move the generator frequently or use it in different locations. Portable generators are typically smaller, lighter, and equipped with wheels and handles for easy transport. They are ideal for camping, tailgating, or temporary power needs. In contrast, standby generators are larger, permanently installed units that provide automatic backup power for homes or businesses. Choose a portable generator if mobility is important, or a standby generator for a permanent, reliable power solution.
Noise LevelNoise level, measured in decibels (dB), indicates how loud the generator will be during operation. This is important for comfort and compliance with local noise regulations. Generators can range from very quiet (around 50-60 dB) to quite loud (over 80 dB). If you plan to use the generator in a residential area or during outdoor activities, a quieter model will be more pleasant and less disruptive. For industrial or remote use, noise level may be less of a concern.
Start TypeGenerators can have different start types, including manual recoil start, electric start, and automatic start. Manual recoil start requires pulling a cord, which can be physically demanding. Electric start uses a push-button or key, making it easier to operate. Automatic start is typically found in standby generators and activates automatically during a power outage. Choose a start type based on your preference for ease of use and the specific application of the generator.
Outlets and ConnectivityThe number and type of outlets on a generator determine how many devices you can connect and what kind of plugs you can use. Common outlet types include standard household outlets, 30-amp RV outlets, and 50-amp heavy-duty outlets. Some generators also offer USB ports for charging small electronics. Consider the devices you need to power and ensure the generator has the appropriate outlets and connectivity options to meet your needs.